AUTOMATIC Location - Area: Alpi Pennine , magnitude (ML): 0.8
2025-04-02 14:46:33 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-04-02 14:50:47

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Earthquake info - RsniPicker2 automatic location
Event - ID :250402144540
Magnitude (ML) :0.8 +/- 0.2
Origin Time :2025-04-02 14:46:33.759 (UTC)
Location : Latitude: 45.906 N, Longitude: 7.014 E
Area :Alpi Pennine
Depth (km) :8.02
Distances (km) : 12.9 --- Courmayeur (AO)
15.8 --- Saint-Rhemy-En-Bosses (AO)
15.9 --- Pre -Saint-Didier (AO)
16.5 --- Morgex (AO)
17.7 --- Saint-Oyen (AO)
18.2 --- La Salle (AO)
19.1 --- Etroubles (AO)
21.5 --- La Thuile (AO)
22.7 --- Allein (AO)
23.7 --- Ollomont (AO)
23.9 --- Avise (AO)
24.1 --- Saint-Nicolas (AO)
24.6 --- Doues (AO)
25.4 --- Arvier (AO)
25.8 --- Valpelline (AO)
25.8 --- Gignod (AO)
26.8 --- Roisan (AO)
27.1 --- Villeneuve (AO)
27.4 --- Introd (AO)
27.4 --- Saint-Pierre (AO)

Quality location estimate:
Erh: 1.1 km, Erz: 1.4 km, Nf: 14, Gap: 152°, Rms: 0.402 s
Stazioni validate: 9


RsniPicker2 - Automatic location results
Station Net P arrival times P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
BLANCGU2025-04-02 14:46:36.9500.0060-0.051.16--:---.-----.---.-- 12.2
COURMFR2025-04-02 14:46:36.7900.00600.021.442025-04-02 14:46:38.1800.0390-0.571.3813.0
REMYGU2025-04-02 14:46:37.6100.00800.100.802025-04-02 14:46:39.4500.0470-0.601.3815.6
MRGEIV2025-04-02 14:46:37.6190.00900.001.462025-04-02 14:46:39.6190.0521-0.611.3517.5
DIXCH--:---.-----.---.--2025-04-02 14:46:45.8550.1112-0.690.9437.0
RSLFR--:---.-----.---.--2025-04-02 14:46:45.9190.1182-0.561.0339.5
LSDGU2025-04-02 14:46:43.0400.1452-0.070.912025-04-02 14:46:48.8890.1882-0.620.8851.1
CIROGU--:---.-----.---.--2025-04-02 14:46:50.1190.1662-1.530.0655.2
SENINCH--:---.-----.---.--2025-04-02 14:46:51.8050.3442-0.290.8356.0
EMBDCH--:---.-----.---.--2025-04-02 14:46:54.9650.3552-1.090.3972.4


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
COURMFR1.005.76e-113.0203SI
REMY GU0.409.99e-215.6124SI
MRGE IV0.801.83e-117.5166SI
DIX CH1.008.14e-237.057SI
LSD GU0.501.28e-251.1169SI
CIRO GU0.801.37e-255.2128SI


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
PGD
(m)
IH 0*
(m)
IH 1*
(m)
IH 2*
(m)
Sa(T=0.10)
(g)
Sa(T=0.30)
(g)
Sa(T=1.00)
(g)
Sa(T=3.00)
(g)
Dist.
(km)
Azim.
(°)
BLANCGUHHZ1.3868e-51.7912e-60.0000e+01.0653e-61.9841e-62.8440e-63.2534e-52.4318e-61.6864e-73.6587e-812.2-1
BLANCGUHHN2.3562e-52.7453e-60.0000e+01.8170e-63.2056e-63.2056e-64.0460e-55.1104e-64.4801e-76.7884e-812.2-1
BLANCGUHHE2.1337e-52.4864e-60.0000e+01.4086e-62.6765e-63.9290e-63.1076e-52.8592e-63.4378e-75.7549e-812.2-1
REMY GUHHZ8.0458e-68.1844e-70.0000e+03.4346e-76.2725e-79.1299e-79.0060e-69.1580e-78.5630e-81.2275e-815.6124
REMY GUHHN6.7499e-61.0606e-60.0000e+05.5182e-71.0242e-61.0242e-61.3278e-52.1398e-61.7413e-72.0055e-815.6124
REMY GUHHE1.0778e-51.1955e-60.0000e+06.8980e-71.1967e-61.7004e-62.2299e-51.6904e-61.2156e-72.3597e-815.6124
MRGE IVHHZ1.9280e-52.0191e-60.0000e+07.0611e-71.4404e-62.1568e-69.3128e-61.0886e-61.0417e-72.9251e-817.5166
MRGE IVHHN5.7594e-55.7718e-60.0000e+01.1840e-62.4834e-62.4834e-63.3176e-51.7112e-62.4255e-76.2280e-817.5166
MRGE IVHHE4.0906e-54.4226e-60.0000e+01.0249e-62.0739e-63.0988e-61.9098e-51.8561e-61.4865e-74.1420e-817.5166
DIX CHHHZ7.1325e-69.2973e-70.0000e+06.1050e-71.0223e-61.4084e-61.5403e-53.1866e-61.4429e-72.3243e-837.057
DIX CHHHN1.0880e-51.6314e-60.0000e+07.1931e-71.2808e-61.2808e-61.9784e-52.4323e-61.3053e-72.4925e-837.057
DIX CHHHE9.7366e-61.3979e-60.0000e+07.5277e-71.3988e-62.0396e-61.7579e-52.2815e-61.3503e-73.3401e-837.057
LSD GUHHZ2.6660e-62.1674e-70.0000e+08.4077e-81.7344e-72.5748e-71.8309e-61.3036e-73.5514e-84.0104e-951.1169
LSD GUHHN3.7612e-63.2499e-70.0000e+01.4127e-73.0493e-73.0493e-72.6845e-61.6687e-73.7259e-87.0886e-951.1169
LSD GUHHE3.3258e-62.7016e-70.0000e+01.2280e-72.3866e-73.5092e-72.7823e-63.1575e-73.8564e-85.4245e-951.1169
CIRO GUHHZ1.3526e-61.8779e-70.0000e+01.0184e-71.9465e-72.8640e-72.9692e-62.9391e-72.6493e-84.9161e-955.2128
CIRO GUHHN2.0664e-62.3208e-70.0000e+01.3444e-72.4013e-72.4013e-72.2209e-64.3307e-73.7982e-85.6153e-955.2128
CIRO GUHHE1.5528e-61.7734e-70.0000e+06.8325e-81.3771e-72.1400e-72.0419e-61.7786e-72.8754e-84.6175e-955.2128
*IH (Housner Intensity) calculated on the velocity spectrum (SV) between 0.1 and 0.5 s (IH0), 0.1 and 1.0 s (IH1), 0.1 and 1.5 s (IH2)

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